The problem seems to be that wx-2.6-gtk2-unicode.pth and wx-2.8-gtk2-unicode.pth are present in /usr/lib/python2.*/dist-packages. Removing these two symlinks solves the issue. Probably this needs to be fixed in python-wxgtk.postinst
The problem seems to be that wx-2.6- gtk2-unicode. pth and wx-2.8- gtk2-unicode. pth are present in /usr/lib/ python2. */dist- packages. Removing these two symlinks solves the issue. Probably this needs to be fixed in python- wxgtk.postinst